Lump Free: The dynamo springs in our shaker makes sure that the supplement Powder is mixed properly without forming any lumps. Lump free mixture helps in easy digestion. Spill Proof: The Flip Top spill proof seal ensures a full confidence that there is no spill while Shaking up the Protein Shaker Neither in your Gym bag Sleek Design : The sleek design of the shaker makes it easy to carry and gives confidence to hold in hands while shaking. Adequate Quantity (500 ml) : Adequate capacity of 400ml with Measurement Scale helps you to take the required amount of Protein/ Supplement for your workout.